D8781bk0.book Page 1 Wednesday, October 6, 2004 3:43 PM Dell™ PowerEdge™ 1850 and 2850 Systems Upgrading Your System Board and Riser Board w w w. d e l l . c o m | s u p p o r t . d e l l .
D8781bk0.book Page 2 Wednesday, October 6, 2004 3:43 PM Notes, Notices, and Cautions NOTE: A NOTE indicates important information that helps you make better use of your computer. NOTICE: A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indicates a potential for property damage, personal injury, or death. ____________________ Information in this document is subject to change without notice. © 2004 Dell Inc.
D8781bk0.book Page 3 Wednesday, October 6, 2004 3:43 PM This document describes how to upgrade your system to support PCI-e expansion cards. Your upgrade kit includes a new system board and riser board. CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
D8781bk0.book Page 4 Wednesday, October 6, 2004 3:43 PM www.dell.com | support.dell.com Figure 1-1. Installing and Removing the Riser Board plastic rivet riser board insulator plastic rivet riser board SCSI data connector riser board cam lever 9 Remove the memory modules. See "System Memory" in "Installing System Options" in your Installation and Troubleshooting Guide. NOTE: While removing the memory modules, record the memory module socket locations to ensure proper installation.
D8781bk0.book Page 5 Wednesday, October 6, 2004 3:43 PM 14 To remove the system board: a Lift up the blue retention pin and slide the system board towards the front of the system to disengage the board from the retention tabs on the chassis. See Figure 1-2. b Raise the back edge of the board slightly to clear the chassis, then lift the system board out of the system. Figure 1-2.
www.dell.com | support.dell.com D8781bk0.book Page 6 Wednesday, October 6, 2004 3:43 PM 6 5 Replace the processor(s). 6 If applicable, replace the RAC card. 7 If applicable, replace the RAID key. 8 Replace the power supply(s). 9 Install the new riser board provided in your upgrade kit. a Raise the riser board cam lever to a vertical position. See Figure 1-1. b Lower the riser board into position • The cam lever fits through the opening near the outer edge of the riser board.
D8781bk0.book Page 7 Wednesday, October 6, 2004 3:43 PM Removing and Replacing the System Board and Riser Board In A Dell PowerEdge 2850 System Removing the System Board 1 If applicable, remove the bezel. 2 Turn off the system and attached peripherals, and disconnect the system from the electrical outlet and peripherals. 3 Remove the system from the rack and place it on a work surface. 4 Remove the system cover. 5 Remove the front fans. 6 Remove the expansion cards.
D8781bk0.book Page 8 Wednesday, October 6, 2004 3:43 PM www.dell.com | support.dell.com Figure 1-3. Removing the System Board system board slots retention pin tabs drive-bay retraction bar 17 18 8 Remove the front-fan tray: a Press and hold the front-fan tray release button. b Slide the front-fan tray to the right until it stops. c Lift the front-fan tray from its three securing posts.
D8781bk0.book Page 9 Wednesday, October 6, 2004 3:43 PM Installing the New System Board and Riser Board 1 Unpack the new system board. 2 Carefully lower the system board into the chassis until the tabs on the chassis fit through the corresponding slots in the system board. 3 Slide the system board towards the back of the chassis until the retention pin engages. 4 Replace the front-fan tray: a Place the front-fan tray over the three securing posts.
D8781bk0.book Page 10 Wednesday, October 6, 2004 3:43 PM www.dell.com | support.dell.com Figure 1-4. Removing the Expansion-Card Riser Board From a Dell PowerEdge 2850 System slots expansion-card riser board tabs retention pin RAID memory module connector RAID battery connector expansion card openings expansion-card guide expansion-card guide release tabs (2) 3 10 Remove the expansion-card riser board: a Pull the riser retention pin. See Figure 1-4.
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